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• Assessing and improving safety in existing road tunnels

  

  This report provides guidelines for a step-by-step process for the development of a safety upgrade programme for existing road tunnels, ensuring that the required safety levels are achieved. The report represents the work of PIARC Technical Committee C.4, Working group 2. A five step methodology is [...]

  • Date : 2012
  • Pages : 63
  • PIARC Ref. : 2012R20EN
  • ISBN : 978-2-84060-284-9
• Managing risk in road organization

  

  The Guide to Risk Management in a Road Organization aims at presenting principles and techniques of risk management (RM) for road organizations illustrated with practical examples of implementation. Risk analysis techniques presented in Chapter 2 include Risk Analysis by Scenario, Failure Modes and [...]

  • Date : 2012
  • Pages : 376
  • PIARC Ref. : 2012R13EN
  • ISBN : 978-2-84060-265-2
• Best practices of good governance - Institutional integrity

  

  The increasing demands of Civil Society regarding accountability and transparency lead to promote institutional integrity and to act decisively against corruption. This counts the more for the road sector which has proven to be particularly vulnerable to corruption. This report presents: - key definitions [...]

  • Date : 2012
  • Pages : 117
  • PIARC Ref. : 2012R17EN
  • ISBN : 978-2-84060-257-1
• Recommendations on management of maintenance and technical inspection of road tunnels

  

  This report aims at presenting best practice for technical inspections as well as for the maintenance of equipment in road tunnels ranging from electromechanical systems to communication systems and operational devices. The scope, goal and types of maintenance are defined in Chapter 1. Chapter 2 [...]

  • Date : 2012
  • Pages : 45
  • PIARC Ref. : 2012R12EN
  • ISBN : 978-2-84060-279-2
• Life cycle aspects of electrical road tunnel equipment

  

  Electrical equipment costs have risen dramatically in the past years: more and more complex systems are being used in tunnels. Knowing life cycles of equipment helps to reduce maintenance costs and to improve safety. This report presents the results of an international survey (twenty-seven answers [...]

  • Date : 2012
  • Pages : 37
  • PIARC Ref. : 2012R14EN
  • ISBN : 978-2-84060-272-5
• Institutional integrity - Toolkit

  

  The increasing demands of Civil Society regarding accountability and transparency lead to promote institutional integrity and to act decisively against corruption. This counts the more for the road sector which has proven to be particularly vulnerable to corruption. In this context, Technical Committee [...]

  • Date : 2012
  • Pages : 20
  • PIARC Ref. : 2012R18EN
  • ISBN : 978-2-84060-277-6
• Vulnerability of Geotechnical Infrastructure to Climate Change and Adjustment Measures According to the Geographical Context

  

  The report identifies foreseeable damage and the measures to be taken in a geographical context where climatology and geomorphology are aggregated. Five climate trends are covered: increase of average temperatures; decrease of average precipitation; increase of winter precipitation; increased intensity [...]

  • Date : 2012
  • PIARC Ref. : 2012R04EN
• Reduction of construction time and cost of road pavements

  

  Road authorities who want to build, rehabilitate or repair pavements wish, for many reasons, to do this in the shortest possible time and at the lowest cost. However construction time and costs are often conflicting parameters. Hence the issue of reducing construction time and costs, without affecting [...]

  • Date : 2012
  • Pages : 100
  • PIARC Ref. : 2012R09EN
  • ISBN : 978-2-84060-253-9
• Dealing with the effects of climate change on road pavements

  

  Climate change can have a direct impact on the performance of our transportation infrastructure. The purpose of the report is to sensitize the road sector to the likely impacts of climate change on road pavements and to provide guidance on how to go about: -Assessing the vulnerability of road pavements [...]

  • Date : 2012
  • Pages : 146
  • PIARC Ref. : 2012R06EN
  • ISBN : 2-84060-247-4
• Financing, Contracting and Managing of Road System Investment

  

  The purpose of this report is to provide information on the current methods and approaches relating to: The different combinations of public and private sector involvement in the provision of sustainable road systems and the perceived advantages and disadvantages of these methods; The different [...]

  • Date : 2012
  • Pages : 101
  • PIARC Ref. : 2012R08EN
  • ISBN : 2-84060-255-5
• Evaluating the performance of automated pavement cracking measurement equipment

  

  Crack type, severity and extent are among the most important data of a pavement management system. This report prepared by Technical Committee 4.2 Road/Vehicle Interactions of the World Road Association presents: A series of objective rules to measure and classify cracks in order to improve the [...]

  • Date : 2012
  • Pages : 28
  • PIARC Ref. : 2012R10EN
  • ISBN : 2-84060-251-2
• Human resources for the future

  

  An imbalanced, ageing workforce is a major threat for the continued successful operations of road administrations. This report prepared by the World Road Association (PIARC) Technical Committee B.1 Good governance of road administrations use case studies to examine: Skill gap identification both [...]

  • Date : 2012
  • Pages : 138
  • PIARC Ref. : 2012R11EN
  • ISBN : 2-84060-261-X
• Improved services for customers

  

  Needs and expectations of road users evolve. To provide appropriate services, the public sector should be more receptive to their suggestions. To ensure the public value, users must not only be heard but their input should be incorporated into the process and the services provided in the field of transport. [...]

  • Date : 2012
  • Pages : 29
  • PIARC Ref. : 2012R07EN
  • ISBN : 2-84060-249-0
• Road tunnels: vehicle emissions and air demand for ventilation

  

  This report presents the data necessary for the design of the ventilation system for road tunnels in normal operation. It aims at defining the minimum quantity of fresh-air that is required to ensure adequate in-tunnel air quality and visibility thresholds. This report is a reference document for the [...]

  • Date : 2012
  • Pages : 87
  • PIARC Ref. : 2012R05EN
  • ISBN : 978-2-84060-269-5
• "Stadtmitte Am Fluss" Saarbruecken moves back to its river

  

  Planning paradigms like the "car-oriented city" have left their visible traces in European cities. Individual districts, as well as highly attractive spaces along rivers and streams, are often separated from the city center by large infrastructure like major streets or railway tracks. As it is very [...]

  • Date : 2012
  • Pages : 8
  • PIARC Ref. : RR355-068
• Advances in bituminous binder characterization - The way forward to better engineered binders

  

  Bitumens have been extensively used for years in road paving, so much that they are part of the scenery and are perceived as standard engineering materials. But are they? [...]

  • Date : 2012
  • Pages : 10
  • PIARC Ref. : RR355-046
• Contributions from the field of aerodynamics to the design of very large bridges

  

  The capacity of wind to damage, and even destroy, civil engineering structures has been recorded since ancient times. This paper will briefly discuss the advances in knowledge and tools for identifying the wind-induced load effects and, consequently, for designing bridges. Following a recap of some [...]

  • Date : 2012
  • Pages : 10
  • PIARC Ref. : RR355-036
• Corrosion-induced degradation of reinforced concrete structures: from understanding the phenomena to monitoring the structures

  

  A major challenge in the area of bridge management consists of controlling the structures' lifetime while maintaining serviceability; this responsibility necessitates the right set of tools for comprehending, monitoring and predicting the evolution of their structural condition. Among the asset of [...]

  • Date : 2012
  • Pages : 8
  • PIARC Ref. : RR355-060
• Cyclist and pedestrian mobility in France

  

  From revising urban planning around the automobile to supplanting the automobile in favor of alternative modes of transport, France's urban areas are changing with the implementation of new regulatory tools that have fueled many new ideas.[...]

  • Date : 2012
  • Pages : 6
  • PIARC Ref. : RR355-082
• Nanotechnology solutions for road infrastructure

  

  Nanotechnology has been a rich field of research that has already brought to reality interesting new performances for different disciplines including road technology and construction materials, thereby leading to new levels of performances [...]

  • Date : 2012
  • Pages : 4
  • PIARC Ref. : RR355-056
• Quebec gives its full support to cycling!

  

  The province of Quebec's population of nearly 8 million is concentrated in the Saint-Laurent Valley. Quebec residents must contend with harsh winter conditions that heavily limit bicyclists' activity. Yet despite this constraint, a cycling culture has been ingrained throughout the province unlike any [...]

  • Date : 2012
  • Pages : 6
  • PIARC Ref. : RR355-076
• The next generation of roads in France and in Germany

  

  Road infrastructures are facing huge challenges: An increase in maintenance requirement, a rapid increase in transport demand particularly for freight traffic as well as the reduction of the emissions from traffic. Furthermore, they also have to face more extreme weather events due to climate change [...]

  • Date : 2012
  • Pages : 10
  • PIARC Ref. : RR355-026
• Monitoring of environmental impacts of roads

  

  The construction, operation and maintenance of road infrastructures impact the environment in many ways. Monitoring road impacts is essential for the identification of new issues, tracking trends and implementing appropriate mitigation actions. This report clarifies what is encompassed in the concept [...]

  • Date : 2012
  • Pages : 94
  • PIARC Ref. : 2012R03EN
  • ISBN : 2-84060-245-8
• Proceedings of the XXIVth World Road Congress - Mexico

  

  This DVD presents the Proceedings of the XXIVth World Road Congress "Roads for a better life - Mobility, sustainability and development" organized in close cooperation between the World Road Association, responsible for the content and development of the program, the Ministry for Communications and [...]

  • Date : 2011
  • PIARC Ref. : DVD-MEXICO2011
  • ISBN : 2-84060-267-9
• The connected vehicle

  

  The advent of Intelligent Transport Systems has provided new opportunities for improving the safety and efficiency of the road network. The development of intelligent vehicles, connected by wireless networks to the roadside infrastructure, brings opportunities and issues which are being discussed in [...]

  • Date : 2012
  • Pages : 59
  • PIARC Ref. : 2012R02EN
  • ISBN : 2-84060-246-6